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Correct statement about photo-chemical smog is : (A) It occurs in humid climate. (B) It is a mixture of smoke, fog and SO2 (C) It is reducing smog. (D) It results from reaction of unsaturated hydrocarbons. |
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Answer» (D) It results from reaction of unsaturated hydrocarbons. Photo chemical smog results from the action of sunlight on unsaturated hydro carbons and nitrogen oxide |
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